A global agreement in 1987 to ban chemicals harming the ozone layer is working, scientists say.
Click here for original story, Ozone layer may be restored in decades, UN report says
Source: BBC News – Science & Environment
A global agreement in 1987 to ban chemicals harming the ozone layer is working, scientists say.
Click here for original story, Ozone layer may be restored in decades, UN report says
Source: BBC News – Science & Environment